#include<stdio.h>
#include<string.h>
#include<unistd.h>

#define NUM 102
int main()
{
    char bar[NUM];
    memset(bar,0,sizeof(bar));
    const char* lable="|/-\\";//4个符号
    int cnt = 0;
    while(cnt <= 100)
    {
        printf("[%-100s][%d%] %c\r",bar,cnt,lable[cnt%4]);
        bar[cnt++]='#';
        fflush(stdout);
        usleep(30000);
    }
    printf("\n");
    return 0;
}
